EASY TO INSTALL so you can get back to cleaning as soon as possible! Simply remove your old filter and put this new one in it's place. HEALTHIER LIFESTYLE! Top Filter for Humidifier High quality to prevent the release of limestone, and germs and fungi in the air Safe and Clean Humidifier Filter. Keep CleanAntimicrobial treatment helps prevent the growth and migration of mold, and on the filter.Removes minerals and pollutants from water.Replacement Filter is an perfect replacement for natural cool moisture humidifiers and greatly assist in the removal of minerals and pollutants from the water. HIGH QUALITY AIR FILTER that can replace your humidifier filter Get back to having a to breathe again. Replace filter every 2 weeks.